断面系数截面系数section: n. 1. (外科、解剖的)切断;切割;切开。 2.【外 ...factor: n. 1.〔英国〕经销人;(代客买卖收取佣金的)经纪人; ...factor of variable cross section: 变截面系数section factor for critical flow: 临界水流断面因数shape factor of cross-section: 截面形状因子下载手机词典可随时随地查词查翻译